Handheld electronic device



FIG. 1 is a front perspective view of a handheld electronic device with different-textured side elements;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a back elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right elevational view thereof; and,

FIG. 7 is a left elevational view thereof. 

The ornamental design for a handheld electronic device, as shown and described. 